Flush plane



FIG. 1 is a top perspective view of the flush plane. FIG. 2 is a back elevation view of the flush plane shown in FIG. 1. FIG. 3 is a front elevation view of the flush plane shown in FIG. 1. FIG. 4 is a side elevation view of the flush plane shown in FIG. 1. FIG. 5 is a top plan view of the flush plane shown in FIG. 1; and, FIG. 6 is a bottom plan view of the flush plane shown in FIG. 1. 

The ornamental design for a flush plane, as shown and described. 